1. Warner Bros. Studio Tour London is a popular attraction that offers visitors the chance to step into the world of Harry Potter and explore the sets, costumes, and props used in the making of the movies. Some interesting facts about the tour include:

- The tour is located at Leavesden Studios, which was home to the Harry Potter film series for over ten years.

- Visitors can explore the Great Hall, Diagon Alley, the Forbidden Forest, and other iconic locations from the movies.

- The tour offers a behind-the-scenes look at the special effects, animatronics, and other techniques used to bring the magical world of Harry Potter to life.

- There are also interactive exhibits where visitors can try on Hogwarts robes, ride a broomstick, and even sample some Butterbeer.

2. The Warner Bros. Studio Tour London is open every day except for Christmas and some special events. The opening hours may vary depending on the season, so it’s best to check the official website for up-to-date information. The tour can be reached by car or public transportation, and there is ample on-site parking available for a fee. The phone number for general information is +44 (0) 345 084 0900.

3. Tickets for the Warner Bros. Studio Tour London must be purchased in advance online. There are different ticket packages available, including regular admission, guided tours, and special packages that include extras like souvenir wands or Butterbeer. Prices vary depending on the date and time of your visit, with peak times being more expensive. Transportation to the studio can be arranged through third-party providers, or visitors can take a train to Watford Junction and catch a shuttle bus to the studio.